LDAP Schema for OwnCloud

Reference: http://doc.owncloud.org/server/6.0/admin_manual/configuration/auth_ldap.html

ownCloud Schema

OwnCloud Inc. has register the OID 1.3.6.1.4.1.39430 and we extended it to define the required LDAP objects

OID: 1.3.6.1.4.1.39430.1.2.1
ObjectClass: ownCloud

Quota Field

ownCloud can read an LDAP attribute and set the user quota according to its value. The attribute shall return human readable values, e.g. "2 GB".

OID: 1.3.6.1.4.1.39430.1.1.1
AttributeType: ownCloudQuota

Quota Field Syntax

The format of the quota field is a string, describing the size of the user quota. You can use the following units (case insensitive) for the size: B, KB, K, MB, M, GB, G, TB, T, PB, P. If no unit is specified, the default size is in byte (B).

Valid Value Examples: "234234", "132594 PB", "748G"

Usage

A user can be extended with the auxillary objectClass: ownCloud and the attribute ownCloudQuota can be used to define the user specific quota limit.

Installation

To install the schema in a OpenLDAP using OLC (cn=config), use the ldapadd command:

root# ldapadd -Y EXTERNAL -H ldapi:/// -f owncloud.ldif

And verify that the schema is correctly loaded:

root# ldapsearch -H ldapi:// -Y EXTERNAL -LLL -b cn=config "(cn={*}owncloud)"
...
# {5}owncloud, schema, config
dn: cn={5}owncloud,cn=schema,cn=config
objectClass: olcSchemaConfig
cn: {5}owncloud
olcAttributeTypes: {0}( 1.3.6.1.4.1.39430.1.1.1 NAME 'ownCloudQuota' DESC 'Use
 r Quota (e.g. 2 GB)' EQUALITY caseExactMatch SUBSTR caseIgnoreSubstringsMatc
 h SINGLE-VALUE SYNTAX 1.3.6.1.4.1.1466.115.121.1.15 )
olcObjectClasses: {0}( 1.3.6.1.4.1.39430.1.2.1 NAME 'ownCloud' DESC 'ownCloud 
  LDAP Schema' AUXILIARY MAY ( ownCloudQuota ) )

If your LDAP server does not use OLC (cn=config), then add the schema owncloud.schema in the schema directory, and update your configuration accordingly.

Example

root# ldapsearch -H ldapi:// -Y EXTERNAL -LLL -b ou=Users,dc=novalocal "(objectclass=owncloud)" 
...
objectClass: top
objectClass: person
objectClass: organizationalPerson
objectClass: inetOrgPerson
objectClass: eduMember
objectClass: ownCloud
dn: cn=tschopp,ou=Users,dc=novalocal
cn: tschopp
sn: Tschopp
givenName: Valery
mail: valery.tschopp@switch.ch
isMemberOf: ownCloud
isMemberOf: OpenStack
ownCloudQuota: 5 TB

yvangodard / owncloud-ldap-schema